HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
I am doing a conversion of R-22 to MO-99 today and I would
I am doing a conversion of R-22 to MO-99 today and I would like someone in the HVAC trade with specific experience with R-22 conversions and MO-9 to assist with questions I have.… read more
Gaztech
Gaztech
Technician
Vocational, Technical or Trade School
954 satisfied customers
Trane XL1200 3.5 ton unit. Says 8 lbs of coolant. Pressure
Trane XL1200 3.5 ton unit. Says 8 lbs of coolant. Pressure was 45 psi and went to 65 psi. How many pounds of coolant is this? Service company said 6 lbs at $110 per pound. Date is 5/22/17. And valve w… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
I have a 10 ton Trane unit that hasn't been cooling worth a
I have a 10 ton Trane unit that hasn't been cooling worth a crap for a while. Saturday I pulled the charge out of both compressors and weighed in factory listed charge. upon start up my pressures were… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
I have an hvac unit that has been moved with a mobile home.
I have an hvac unit that has been moved with a mobile home. It has a note on the side saying it is charged with nitrogen. Is it supposed to run with nitrogen charge or does that have to be removed and… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
what is the best way to charge heat pump when nameplate missing.
what is the best way to charge heat pump when nameplate missing. don't know tonnage or factory charge. r-22 and 30degreees… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
I have a kohler 12000 btu self contained unit on my 2004 boat
I have a kohler 12000 btu self contained unit on my 2004 boat and want to add refrigerant to it how can I do this with th elittle bottles you can buy… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I am connecting a vision pro 8320 to a York Predator 7 ton,
I am connecting a vision pro 8320 to a York Predator 7 ton, dual compressor heat pump. The York has the following terminals: R, W1, W2, Y1, Y2, G, C, OCC, P, P1, X, SD. I have connected the following … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
i replace an old goodman 3 ton condensor with a new r-22 dry
i replace an old goodman 3 ton condensor with a new r-22 dry unit and the compressor has a hard time starting its almost the same problen the old one had whats the deal?… read more
airheatman
airheatman
HVAC Technician
9,703 satisfied customers
Im a tech in boulder co. Have two commercial 180k btu two
I'm a tech in boulder co. Have two commercial 180k btu two stage side discharge package units both operating on R-22. When the outdoor temperature is 85 or more they are going out on high head pressur… read more
Tom
Tom
HVAC Technician
Vocational, Technical or Trade Scho
770 satisfied customers
I have a Goodman CACF042C2A coil on my furnace. It was new
I have a Goodman CACF042C2A coil on my furnace. It was new in 2005 but not connected to a condenser. I have the funds to buy and install the condenser. The HVAC contractor tells me i need a 2.5 ton co… read more
A-1 Tech
A-1 Tech
Service Manager
Vocational, Technical or Trade Scho
526 satisfied customers
I have 2 old Rheem condensers, model #s raka030ja2, single
I have 2 old Rheem condensers, model #'s raka030ja2, single phase, R-22 manufactured 09/94. One quit working last fall and I am looking at replacing both of them. What am I in for. I know that I am go… read more
A-1 Tech
A-1 Tech
Service Manager
Vocational, Technical or Trade Scho
526 satisfied customers
I have a new Goodman GMH80804BN. What is a recommended Goodman
I have a new Goodman GMH80804BN. What is a recommended Goodman A/C Unit? SQ Footage upstairs is 1770.… read more
Appliance Guru
Appliance Guru
18,655 satisfied customers
how do you check refrigerant on split unit heat pump in heat
how do you check refrigerant on split unit heat pump in heat mode, what are high and low side ,what is third service port for… read more
airheatman
airheatman
HVAC Technician
9,703 satisfied customers
I have a magic chef direct vent forced air furnace w/cooling
I have a magic chef direct vent forced air furnace w/cooling unit. Model 36HWC18A-3, Serial Number A03737GBB. If I interpret it correctly, the unit was built in July of 1981(?). I don't know when, or … read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
hi i have a just bought a carrier split ac unit, and am replacing
hi i have a just bought a carrier split ac unit, and am replacing a 30 year old york unit 2.5ton the carrier model # XXXXX XXXXX a 2.5 ton and would like to hook it up to my exsiting fan coil that is … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
I am doing a refrigerant recovery for a Trane model#SWUA-B306-A,
I am doing a refrigerant recovery for a Trane model#SWUA-B306-A, Type 167-907-1-A, S/N C80L-19730. Can you please tell me what the tonage is for this unit? Can you also tell me the type of refrigerant… read more
Heath
Heath
Vocational, Technical or Trade Scho
1,027 satisfied customers
The fan on our heat pump runs continually and never shuts off.
The fan on our heat pump runs continually and never shuts off. It blows warm air and then blows cooler air, but never stops running. We just had it worked on 2 times ($648) in less than 3 weeks, but n… read more
Mike
Mike
Service Tech/ Installer
High School or GED
153 satisfied customers
My New Goodman A/C unit has an excess amount of water collection
My New Goodman A/C unit has an excess amount of water collection around the outside condensing unit and the smaLL HIGH PRESSURE LINE is barely warm. My old unit was hot to touch and had no water aroun… read more
ComfortZone
ComfortZone
Associate Degree
515 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Phil

Phil

Mechanical Engineer

7,791 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

1,024 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Rick Ridley

Rick Ridley

UK Heating Engineer

871 satisfied customers

Retired But have had 30 years on the tools, Ex CORGI

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

< Previous | Next >

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x